diff --git a/ChangeLog.d/rm-ecdh-legacy-context-option.txt b/ChangeLog.d/rm-ecdh-legacy-context-option.txt
new file mode 100644
index 0000000..d5a527b
--- /dev/null
+++ b/ChangeLog.d/rm-ecdh-legacy-context-option.txt
@@ -0,0 +1,3 @@
+Removals
+   * Remove MBEDTLS_ECDH_LEGACY_CONTEXT config option since this was purely for
+     backward compatibility which is no longer supported. Addresses #4404.